MESON Chess Problem Database

Problem Display
PID: 287111 (8/1p6/4Qn2/1qp1N3/3k1Bp1/5P2/1P2P2N/6bK w - - 0 1)

Caresmel, Andre

Themes-64, 1962

8/1p6/4Qn2/1qp1N3/3k1Bp1/5P2/1P2P2N/6bK

#2

8 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Qc4
      • 2.Qxc4#
    • 1...Qc6
      • 2.Qc4#
    • 1...Qd7
      • 2.Qc4#
    • 1...Qe8
      • 2.Qc4#
    • 1...Qxb2
      • 2.Qc4#
    • 1...Qa5
      • 2.Qc4#
    • 1...Qb6
      • 2.Qc4#
    • 1...Bxh2
      • 2.e3#
    • 1...Sh5
      • 2.Qd6#
    • 1...Sd7
      • 2.Qd6#
    • 1...Sh7
      • 2.Qd6#
    • 1...Sg8
      • 2.Qd6#
    • 1...gxf3
      • 2.Sexf3#
  • Keys
    • 1.Sc4!
      • threat
        • 2.Be5#
      • 1...Qxc4
        • 2.Qe5#
      • 1...Bxh2
        • 2.Be3#
      • 1...gxf3
        • 2.Sxf3#
      • 1...Sd5
        • 2.Qe4#
      • 1...Sd7
        • 2.Qe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 4
    • ADDED MATES = 1
    • REMOVED MATES = 9
  • Sets
    • Q(d);N_GUARD::QAR1(H),XQ(d)
    • Q(d);N_GUARD,P_PINP(E)::QAR1(H)
    • Q(d);N_GUARD::QAR1(H)
    • Q(d);N_GUARD,XP(B)::QAR1(H)
    • B(a);N_GUARD,XS(D)::P(C)
    • S(f);N_GUARD::QAR2(H)
    • P(c);XP(E)::S(G),XP(c)
  • Actual
    • S(G);
    • Threat
      • B(F)
    • Vars
      • Q(d);SBLOCK,XS(G)::QAB1(H)
      • B(a);N_GUARD,XS(D)::B(F)
      • P(c);XP(E)::S(D),XP(c)
      • S(f);N_GUARD::QAR1(H)
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Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).